Developing cartridge



FIG. 1 is a front perspective view of front, top and right side of a developing cartridge showing my new design;

FIG. 2 is a rear perspective view of rear, bottom and left side thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the figures are included for the purpose of illustrating portions of the developing cartridge that form no part of the claimed design. 

CLAIM The ornamental design for a developing cartridge, as shown and described. 